For disappearing acts, it's hard to beat what happens to the eight hours supposedly left after eight of sleep and eight of work.
(Doug Larson)
I assume that 'for' means 'concerning'.
Am I right?
Thanks.
"As an example of" would be a better way to think of about.
I'm not a teacher, but I write for a living. Please don't ask me about 2nd conditionals, but I'm a safe bet for what reads well in (American) English.